| Teresa Johnson | 2d384ac | 2017-01-18 16:58:43 +0000 | [diff] [blame] | 1 | ; Test to ensure that a global value that was dropped to a declaration |
| 2 | ; (e.g. ThinLTO will drop non-prevailing weak to declarations) does not |
| 3 | ; provoke creation of a comdat when it had an initializer. |
| 4 | ; RUN: llc -mtriple x86_64-unknown-linux-gnu < %s | FileCheck %s |
| 5 | ; CHECK-NOT: comdat |
| 6 | |
| 7 | ; ModuleID = 'dropped_constructor.o' |
| 8 | source_filename = "dropped_constructor.c" |
| 9 | target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| 10 | target triple = "x86_64-unknown-linux-gnu" |
| 11 | |
| 12 | @fv = external global i8, align 8 |
| 13 | @llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @__cxx_global_var_init.33, i8* @fv }] |
| 14 | |
| 15 | ; Function Attrs: norecurse nounwind |
| 16 | define internal void @__cxx_global_var_init.33() section ".text.startup" { |
| 17 | store i8 1, i8* @fv, align 8 |
| 18 | ret void |
| 19 | } |